Calculated Industries 3125 - Manual (Page 29)

[Off] then [On/C], or press 1 [Set]
[:] .
Total Principal/Total Interest for a Loan
Find the total interest payed on a $200,000
loan at 9.25% interest over 30 years?
Steps/Keystrokes Display
1. Turn calculator off then back on:
[Off] [On/C] 0.00
2. Enter loan amount, interest, term, then
find monthly payment:
200,000 [L/A]
200,000.00
9.25 [Int] 9.25
30 [Term] 30.00
[Pmt] “run” 1,645.35
3. Find total number of payments:
[Amort] “run” 1-360
4. Find total interest paid then total prin-
cipal paid:
[Amort]
392,326.31
[Amort] 200,000.00
User’s Guide — 29